<!DOCTYPE html>
<html lang="en" xmlns:th="http://www.thymeleaf.org">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<p>
    <span id="thisPage">这是本页面的内容</span>
</p>

<div th:include="::#thisPage"></div>

<select>
    <option thf> </option>
</select>

</body>
</html>